we didn't use them in world war ii, hitler didn't use them, we don't use them, although assad's father did, he goes ahead and does it. makes you wonder what they will do with a couple of nuclear weapons. are they capable of not using them. that, of course, everybody talking this morning is projecting toward that. if you can't use deterrents the normal way, mutually assured destruction, if you do this, we're blowing you up, if that doesn't work, what does work? >> make no mistake, brian, tehran and russia are taking notes on our resolve. >> there's a lot of talk coming in syria is too far gone, why bother. chris, tight on time. i want to ask you about the debt ceiling debate, much ado about nothing or is this going to be another huge line in the sand for the economics of this country. >> another red line. default is much more serious than a couple of days of a government shutdown. default is really bad for this country. it's just bad to get in that business. i don't think the leaders in the republican party are going to follow ted cruz on that one. i don't think they are going to shut i